BIGLEAGUE

Boston Red Sox · Pitcher · #41

Tyron Guerrero

Age 356' 8" · 225lbBats R · Throws RDebut 2016From Bocachica

ERA

2.86

W-L

1-2

K

35

WHIP

1.04

WAR

0.9

FIP

2.42

Awards

2 major honors

All-Star ×2

2014 · 2015

League Percentile

2026 season · percentile vs 290 relievers with 20+ IP
the entire league54relief pitchers290
ERA
79
2.86
WHIP
87
1.04
Strikeouts
36
35
K/9
56
9.09
Wins
23
1
Bottom of leagueAverage (50)Top of league

relief pitchers · by ERA

Top 21%

Tyron Guerrero's ERA (2.86) ranks above average among 290 relievers with 20+ IP. The number on each bar is a percentile (higher is better); use the tabs to change the comparison pool.

PITCHING

Season · Career
CategoryGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2026 Season342.8612034.23551.04
Career1475.05370140.2146721.51

Hover over a stat for its definition.

ARSENAL

Pitch arsenal · 2026 usage and average velocity
Sinker84.7%avg 161 km/h
Slider11.0%avg 147 km/h
Splitter4.3%avg 148 km/h

ADVANCED

Advanced metrics · 2026 season

BABIP

.302

K/9

9.09

BB/9

1.30

HR/9

0.52

Quality starts

0

Whiff%

24.3%

GAME LOG

Last 10 games · includes team result
DateOppInningsHitsERWalksStrikeoutsTeam
08.23vs SF1.01000W
08.19vs AZ1.00000L
08.18vs AZ1.22001W
08.12@ TOR0.03420L
08.11@ TOR1.00001L
08.09vs ATH1.00001L
08.06vs CWS1.00001W
08.05vs CWS1.00001W
08.02@ LAD1.02101W
08.01@ LAD1.01000W

SPLITS

Situational splits (2026)

Home

Opp AVG.216
IP20.0
K22
WHIP0.90

Away

Opp AVG.254
IP14.2
K13
WHIP1.23

vs LHP

Opp AVG.194
IP17.0
K22
WHIP0.88

vs RHP

Opp AVG.268
IP17.2
K13
WHIP1.19

RISP

Opp AVG.259
IP6.2
K8
WHIP1.50

YEAR BY YEAR

Year-by-year · Career trends

ERALower is better

▼ Trending up year over year
ERA by yearFrom 4.50 in 2016 to 2.86 in 2026. Lower is better for this stat.2016 ERA: 4.504.5020162018 ERA: 5.4320182019 ERA: 6.266.2620192026 ERA: 2.862.862026
Show yearly figures
ERA year-by-year details
YearERA
20164.50
20185.43
20196.26
20262.86

WHIPLower is better

▼ Trending up year over year
WHIP by yearFrom 2.00 in 2016 to 1.04 in 2026. Lower is better for this stat.2016 WHIP: 2.002.0020162018 WHIP: 1.6220182019 WHIP: 1.7020192026 WHIP: 1.041.042026
Show yearly figures
WHIP year-by-year details
YearWHIP
20162.00
20181.62
20191.70
20261.04

Strikeouts

▼ Trending down year over year
Strikeouts by yearFrom 0 in 2016 to 35 in 2026.2016 Strikeouts: 0020162018 Strikeouts: 686820182019 Strikeouts: 4320192026 Strikeouts: 35352026
Show yearly figures
Strikeouts year-by-year details
YearStrikeouts
20160
201868
201943
202635
YearTeamGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2016SD14.500002.0012.00
2018MIA605.4313058.068301.62
2019MIA526.2612046.043361.70
2026BOS342.8612034.23551.04